The were some incorrect casts that caused the driver to pass invalid adresses and lengths to the hardware. The problems were primarily with kernels with highmem configured but some could show up in non-highmem kernels, too.
Signed-off-by: Don Wood <[email protected]> --- drivers/infiniband/hw/nes/nes.h | 4 ++-- drivers/infiniband/hw/nes/nes_cm.c | 6 ++++-- 2 files changed, 6 insertions(+), 4 deletions(-) diff --git a/drivers/infiniband/hw/nes/nes.h b/drivers/infiniband/hw/nes/nes.h index 04b12ad..17621de 100644 --- a/drivers/infiniband/hw/nes/nes.h +++ b/drivers/infiniband/hw/nes/nes.h @@ -289,8 +289,8 @@ static inline __le32 get_crc_value(struct nes_v4_quad *nes_quad) static inline void set_wqe_64bit_value(__le32 *wqe_words, u32 index, u64 value) { - wqe_words[index] = cpu_to_le32((u32) ((unsigned long)value)); - wqe_words[index + 1] = cpu_to_le32((u32)(upper_32_bits((unsigned long)value))); + wqe_words[index] = cpu_to_le32((u32) value); + wqe_words[index + 1] = cpu_to_le32(upper_32_bits(value)); } static inline void diff --git a/drivers/infiniband/hw/nes/nes_cm.c b/drivers/infiniband/hw/nes/nes_cm.c index 5242515..7c94247 100644 --- a/drivers/infiniband/hw/nes/nes_cm.c +++ b/drivers/infiniband/hw/nes/nes_cm.c @@ -2690,6 +2690,7 @@ int nes_accept(struct iw_cm_id *cm_id, struct iw_cm_conn_param *conn_param) struct ib_mr *ibmr = NULL; struct ib_phys_buf ibphysbuf; struct nes_pd *nespd; + u64 tagged_offset; @@ -2755,10 +2756,11 @@ int nes_accept(struct iw_cm_id *cm_id, struct iw_cm_conn_param *conn_param) ibphysbuf.addr = nesqp->ietf_frame_pbase; ibphysbuf.size = conn_param->private_data_len + sizeof(struct ietf_mpa_frame); + tagged_offset = (u64)(unsigned long)nesqp->ietf_frame; ibmr = nesibdev->ibdev.reg_phys_mr((struct ib_pd *)nespd, &ibphysbuf, 1, IB_ACCESS_LOCAL_WRITE, - (u64 *)&nesqp->ietf_frame); + &tagged_offset); if (!ibmr) { nes_debug(NES_DBG_CM, "Unable to register memory region" "for lSMM for cm_node = %p \n", @@ -2782,7 +2784,7 @@ int nes_accept(struct iw_cm_id *cm_id, struct iw_cm_conn_param *conn_param) sizeof(struct ietf_mpa_frame)); set_wqe_64bit_value(wqe->wqe_words, NES_IWARP_SQ_WQE_FRAG0_LOW_IDX, - (u64)nesqp->ietf_frame); + (u64)(unsigned long)nesqp->ietf_frame); wqe->wqe_words[NES_IWARP_SQ_WQE_LENGTH0_IDX] = cpu_to_le32(conn_param->private_data_len + sizeof(struct ietf_mpa_frame)); -- 1.5.3.3 _______________________________________________ general mailing list [email protected] http://lists.openfabrics.org/cgi-bin/mailman/listinfo/general To unsubscribe, please visit http://openib.org/mailman/listinfo/openib-general
